<?php
declare (strict_types = 1);

namespace bbweb\basic;

use think\App;
use think\exception\HttpResponseException;
use think\exception\ValidateException;
use think\facade\Route;
use think\facade\View;
use think\Response;
use think\Validate;

/**
 * 控制器基础类
 */
abstract class BaseController
{
    /**
     * Request实例
     * @var \think\Request
     */
    protected $request;

    /**
     * 应用实例
     * @var \think\App
     */
    protected $app;

    /**
     * 是否批量验证
     * @var bool
     */
    protected $batchValidate = false;

    /**
     * 控制器中间件
     * @var array
     */
    protected $middleware = [];

    /**
     * 构造方法
     * @access public
     * @param  App  $app  应用对象
     */
    public function __construct(App $app)
    {
        $this->app     = $app;
        $this->request = $this->app->request;

        // 控制器初始化
        $this->initialize();
    }

    // 初始化
    protected function initialize()
    {}

    /**
     * 验证数据
     * @access protected
     * @param  array        $data     数据
     * @param  string|array $validate 验证器名或者验证规则数组
     * @param  array        $message  提示信息
     * @param  bool         $batch    是否批量验证
     * @return array|string|true
     * @throws ValidateException
     */
    protected function validate(array $data, $validate, array $message = [], bool $batch = false)
    {
        if (is_array($validate)) {
            $v = new Validate();
            $v->rule($validate);
        } else {
            if (strpos($validate, '.')) {
                // 支持场景
                [$validate, $scene] = explode('.', $validate);
            }
            $class = false !== strpos($validate, '\\') ? $validate : $this->app->parseClass('validate', $validate);
            $v     = new $class();
            if (!empty($scene)) {
                $v->scene($scene);
            }
        }

        $v->message($message);

        // 是否批量验证
        if ($batch || $this->batchValidate) {
            $v->batch(true);
        }

        return $v->failException(true)->check($data);
    }

    /**
     * 模板赋值
     * @param mixed ...$vars
     */
    protected function assign(...$vars)
    {
        View::assign(...$vars);
    }

    /**
     * 解析和获取模板内容
     * @param string $template
     * @return string
     * @throws \Exception
     */
    protected function fetch(string $template = '')
    {
        return View::fetch($template);
    }

    /**
     * 重定向
     * @param string $url  重定向地址
     * @param int    $code 状态码
     */
    protected function redirect(string $url = '', int $code = 302){
        $response = Response::create($url, 'redirect', $code);
        throw new HttpResponseException($response);
    }

    /**
     * 错误提醒页面
     * @param string $msg
     * @param int $url
     */
    protected function error($msg = '哎呀…操作失败了！', $url = '', $code = 0)
    {
        if ('' !== $url) {
            $url = (strpos($url, '://') || 0 === strpos($url, '/')) ? $url : Route::buildUrl($url)->build();
        }

        if ($this->request->isAjax()) {
            $result = compact('code', 'msg', 'url');
            $response = Response::create($result, 'json', 200)->header()->options();
        } else {
            $result = (compact('code', 'msg', 'url'));
            $template = 'public/error';
            $response = Response::create($template, 'view', 200)->assign($result)->filter();
        }
        throw new HttpResponseException($response);
    }

    /**
     * 成功提醒页面
     * @param string $msg
     * @param int $url
     */
    protected function success($msg = '操作成功！', $url = '', $data = [], $code = 1, $count = 0)
    {
        if ('' !== $url) {
            $url = (strpos($url, '://') || 0 === strpos($url, '/')) ? $url : Route::buildUrl($url)->build();
        }
        if ($this->request->isAjax()) {
            $result = compact('code', 'msg', 'url', 'data', 'count');
            $response = Response::create($result, 'json', 200)->header()->options();
        } else {
            $result = (compact('msg', 'url'));
            $template = 'public/success';
            $response = Response::create($template, 'view', 200)->assign($result)->filter();
        }
        throw new HttpResponseException($response);
    }

    /**异常抛出
     * @param $name
     */
    protected function exception($msg = '无法打开页面',$code = 200)
    {
        $result = (compact('msg'));
        $template = 'public/exception';
        $response = Response::create($template, 'view', $code)->assign($result)->filter();
        throw new HttpResponseException($response);
    }

    /**找不到页面
     * @param $name
     */
    public function __call($name,$arguments)
    {
        return $this->fetch('public/404');
    }
}
